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1-20 of 20 possibilities

medium that was once supposed to fill all space and to support the propagation of electromagnetic waves aether , ether
once thought to be one of four elements composing the universe (Empedocles) air , earth , fire , water
hypothetical universal solvent once sought by alchemists alcahest , alkahest , universal solvent
small Mediterranean plant containing a volatile oil once used to relieve toothache Anacyclus pyrethrum , pellitory , pellitory-of-Spain
living (or once living) entity animate thing , living thing
reference book that is published regularly once every year annual , yearbook , yearly
personality disorder characterized by amorality and lack of affect; capable of violent acts without guilt feelings (`psychopathic personality' was once widely used but was superseded by `sociopathic personality' to indicate the social aspects of the disor antisocial personality disorder , psychopathic personality , sociopathic personality
drug (trade name Atabrine) used to treat certain worm infestations and once used to treat malaria Atabrine , mepacrine , quinacrine , quinacrine hydrochloride
lawsuit filed to determine the father of a child born out of wedlock (and to provide for the support of the child once paternity is determined) bastardy proceeding , paternity suit
cluster of related dialects that were once the major language of northern Africa west of Egypt; now spoken mostly in Morocco Berber
happening once every two years biennial
crime where one is married to more than one person at once bigamy
potter's clay fired once but not glazed biscuit
humor that was once believed to be secreted by the kidneys or spleen and to cause sadness and melancholy black bile , melancholy
horsewhip once used by a driver of a buggy buggy whip
(astronomy) an indistinct surface feature of Mars once thought to be a system of channels; they are now believed to be an optical illusion canal
hypothetical remedy for all ills or diseases; once sought by the alchemists catholicon , cure-all , nostrum , panacea
compact disc on which you can write only once and thereafter is read-only memory CD-R , CD-WO , compact disc recordable , compact disc write-once
member of a European people who once occupied Britain and Spain and Gaul prior to Roman times Celt , Kelt
waterproof waxed cloth once used as a shroud cerecloth
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